NEW ENGLAND JOURNAL OF MEDICINE, vol.351, no.12, pp.1206-1217, 2004 (SCI-Expanded)
Background: Available treatments for hepatitis B e antigen (HBeAg)-negative chronic hepatitis B are associated with poor sustained responses. As a result, nucleoside and nucleotide analogues are typically continued indefinitely, a strategy associated with the risk of resistance and unknown long-term safety implications.